export default {
 	setCookie:function(name,value) 
	{ 
	    var Days = 30; 
	    var exp = new Date(); 
	    exp.setTime(exp.getTime() + Days*24*60*60*1000); 
	    document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString(); 
	}, 

	//读取cookies 
	getCookie:function (name) 
	{ 
	    var arr,reg=new RegExp("(^| )"+name+"=([^;]*)(;|$)");
 
	    if(arr=document.cookie.match(reg))
 
	        return unescape(arr[2]); 
	    else 
	        return ''; 
	} ,

	//删除cookies 
	delCookie:function(name) 
	{ 
	    var exp = new Date(); 
	    exp.setTime(exp.getTime() - 1); 
	    var cval=getCookie(name); 
	    if(cval!=null) 
	        document.cookie= name + "="+cval+";expires="+exp.toGMTString(); 
	} ,
	clearCookies : function() {
		var keys = document.cookie.match(/[^ =;]+(?=\=)/g);
		if (keys) {
			for (var i = keys.length; i--;)
				document.cookie = keys[i] + '=0;expires='
					+ new Date(0).toUTCString() + "; pcPath=/";
		}
	}
 }

